15996868

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 30965760

約数和(自身を除く): 14968892

約数列:

[1, 2, 4, 23, 31, 46, 62, 71, 79, 92, 124, 142, 158, 284, 316, 713, 1426, 1633, 1817, 2201, 2449, 2852, 3266, 3634, 4402, 4898, 5609, 6532, 7268, 8804, 9796, 11218, 22436, 50623, 56327, 101246, 112654, 129007, 173879, 202492, 225308, 258014, 347758, 516028, 695516, 3999217, 7998434, 15996868]

約数ペア:

[(1, 15996868), (2, 7998434), (4, 3999217), (23, 695516), (31, 516028), (46, 347758), (62, 258014), (71, 225308), (79, 202492), (92, 173879), (124, 129007), (142, 112654), (158, 101246), (284, 56327), (316, 50623), (713, 22436), (1426, 11218), (1633, 9796), (1817, 8804), (2201, 7268), (2449, 6532), (2852, 5609), (3266, 4898), (3634, 4402)]